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centripetal a. 向心的 向心的 centripetal adj 1: tending to move toward a center; " centripetal force" [ ant: { centrifugal}] 2: tending to unify [ synonym: { centripetal}, { unifying( a)}] 3: of a nerve fiber or impulse originating outside and passing toward the central nervous system; " sensory neurons" [ synonym: { centripetal}, { receptive}, { sensory( a)}] Centripetal \ Cen* trip" e* tal\, a. [ L. centrum center petere to move toward.] 1. Tending, or causing, to approach the center. [ 1913 Webster] 2. ( Bot.) ( a) Expanding first at the base of the inflorescence, and proceeding in order towards the summit. ( b) Having the radicle turned toward the axis of the fruit, as some embryos. [ 1913 Webster] 3. Progressing by changes from the exterior of a thing toward its center; as, the centripetal calcification of a bone. -- R. Owen. [ 1913 Webster] { Centripetal force} ( Mech.), a force whose direction is towards a center, as in case of a planet revolving round the sun, the center of the system, See { Centrifugal force}, under { Centrifugal}. { Centripetal impression} ( Physiol.), an impression ( sensory) transmitted by an afferent nerve from the exterior of the body inwards, to the central organ. [ 1913 Webster] 19 Moby Thesaurus words for " centripetal": approaching, asymptotic, centrolineal, concentrating, concurrent, confluent, confocal, connivent, consolidating, converging, focal, meeting, mutually approaching, radial, radiating, tangent, tangential, unifying, uniting
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